它就象佩在胸前的护身符一样.It was like a talisman worn in bosom.待 到看清她胸前的红字, 便怀着一种害怕受到传染的奇异的恐惧, 迅速逃开了." And, discerning the scarlet letter on her breast, would scamper off with a strange, contagious fear. "他的衬衫前襟是敞开的, 胸前的蓝、红两色线条所构成的刺...
This became known as the streak method for isolating bacteria.这个方法以后就称为分离细菌的划线法.Air - conditioning ducts create a perfect Legionnaire's disease bacteria.空调系统 的输送管则是军团病细菌的绝佳温床.This method is effective to the facultat...